𝐄𝐋𝐅 =<

Apuntes

𝐄𝐋𝐅 =< 3KHz 𝐕𝐋𝐅 = 3 − 30KHz 𝐋𝐅 30 − 300KHz 𝐌𝐅 = 300KHz − 3MHz 𝐇𝐅 = 3 − 30MHz 𝐕𝐇𝐅 = 30 − 300MHz 𝐔𝐇𝐅 = 300MHz − 3GHz 𝐒𝐇𝐅 = 3 − 30GHz 𝐄𝐇𝐅 = 30 − 300GHz 𝟖𝟎𝟎𝐊𝐇𝐳 = Radio AM 𝟗𝟎. 𝟓𝐌𝐇𝐳 = Radio FM 𝟓𝟒𝐌𝐇𝐳 = TV analogica 𝟓𝟎𝟎𝐌𝐇𝐳 = TV digital 𝟖𝟓𝟎𝐌𝐇𝐳 = 2G/3G/GSM Ganancia lineal: 𝐆 = 𝐏𝟎 𝐏𝐢 Ganancia en Belios: 𝐆(𝐁) = 𝐥𝐨𝐠 (𝐏𝟎 𝐏𝐢 ) Ganancia en deciBelios: 𝐆(𝐝𝐁) = 𝟏𝟎𝐥𝐨𝐠 (𝐏𝟎 𝐏𝐢 ) Conversion de potencia a lineal: 𝐏 = 𝟏𝟎𝐝𝐁𝐱 𝟏𝟎 𝐝𝐁𝐖 = 10log ( P 1W) , 𝐝𝐁𝐦 = 10log ( P 1mW) 𝐝𝐁𝐕 = 20log ( V 1V) , 𝐝𝐁𝛍𝐕 = 20log ( V 1μV) 𝐝𝐁𝐢 = dBd + 2.15 , dBW + 30 = 𝐝𝐁𝐦 PR = PTGTGR LRLLT PIRE = PTGT LT = PTI[W] PRI = PRLR GR [W] L = PTI PRI = PTGTGR PRLTLR , en el vacio = 20 log (4πfd c ) [dB] 𝐌𝐚𝐫𝐠𝐞𝐧 𝐝𝐞 𝐞𝐧𝐥𝐚𝐜𝐞: PIRE − L + GR − TH , TH: sensibilidad 𝐑𝐒𝐋: PIRE − L + GR 𝐒𝐍𝐑 = RSL − N 𝐙𝐨𝐧𝐚 𝐝𝐞 𝐟𝐫𝐞𝐬𝐧𝐞𝐥 𝐫𝐧 = √nλ ∗ d1 ∗ d2 d1 + d2 , d[m]hasta la mitad 𝐙𝐨𝐧𝐚 𝐩𝐫𝐨𝐡𝐢𝐛𝐢𝐝𝐚 = 0.6𝐫𝟏 𝐃𝐢𝐬𝐭𝐚𝐧𝐜𝐢𝐚 𝐞𝐧𝐭𝐫𝐞 𝐮𝐧 𝐫𝐚𝐝𝐚𝐫 𝐲 𝐬𝐮 𝐨𝐛𝐣𝐞𝐭𝐢𝐯𝐨: R = c ∗ t 2 𝐀𝐥𝐜𝐚𝐧𝐜𝐞 𝐦𝐢𝐧𝐢𝐦𝐨 𝐫𝐚𝐝𝐚𝐫 = Rmin = c ∗ (τ + trecovery) 2 𝐀𝐥𝐜𝐚𝐧𝐜𝐞 𝐦𝐚𝐱𝐢𝐦𝐨 𝐫𝐚𝐝𝐚𝐫 = Rmax = c ∗ (PRT − P...